import axios from 'axios'
import { Message } from 'element-ui'
import store from '@/store'
import router from '@/router'

import { getToken, removeToken } from '@/utils/auth'

// create an axios instance
const service = axios.create({
  // baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
  // 改基准地址
  baseURL: process.env.VUE_APP_BASE_API,
  // withCredentials: true, // send cookies ,when cross-domain requests
  timeout: 5000 // request timeout
})

// request interceptor
service.interceptors.request.use(
  (config) => {
    // do something before request is sent

    if (store.getters.token) {
      // let each request carry token
      // ['X-Token'] is a custom headers key
      // please modify it according to the actual situation
      config.headers['Authorization'] = 'Bearer ' + getToken()
    }
    return config
  },
  (error) => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  (response) => {
    const res = response.data
    console.log(res)
    // if the custom code is not 20000, it is judged as an error.
    if (res.success) {
      Message({
        message: res.message || 'Success',
        type: 'success',
        duration: 5 * 1000
      })
      return res
      // // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
      // if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
      //   // to re-login
      //   MessageBox.confirm('You have been logged out, you can cancel to stay on this page, or log in again', 'Confirm logout', {
      //     confirmButtonText: 'Re-Login',
      //     cancelButtonText: 'Cancel',
      //     type: 'warning'
      //   }).then(() => {
      //     store.dispatch('user/resetToken').then(() => {
      //       location.reload()
      //     })
      //   })
      // }
    } else {
      return Promise.reject(new Error(res.message || 'Error'))
    }
  },
  (error) => {
    console.log('err' + error) // for debug
    if (error.response.data.code === 10002) {
      removeToken()
      store.commit('user/RESET_STATE')
      router.push('/login')
      window.location.reload()
    }
    Message({
      message: error.message,
      type: 'error',
      duration: 5 * 1000
    })

    return Promise.reject(error)
  }
)

export default service
